/*
** Feuille de scripts inspiree de Alexander Limi - http://www.plonesolutions.com, plone.org
** Modifiee par Guillaume Perrin pour le Laboratoire MAS
**
*/

function affichage(id_element) {
if (document.getElementById(id_element).style.display == 'none') {
document.getElementById(id_element).style.display = '';
}
else {
document.getElementById(id_element).style.display = 'none';
}
}

function setActiveStyleSheet(title, reset) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
  if (reset == 1) {
  createCookie("ariana_police", title, 365);
  }
}

function setStyle() {
var style = readCookie("ariana_police");
if (style != null) {
setActiveStyleSheet(style, 0);
}
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+escape(value)+expires+"; path=/;";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return unescape(c.substring(nameEQ.length,c.length));
  }
  return null;
}

function enregistredata(func){
    // registers a function to fire onload. 
	// Turned out we kept doing this all the time
	// Use this for initilaizing any javascript that should fire once the page has been loaded. 
	// 
    if (window.addEventListener) window.addEventListener("load",func,false);
    else if (window.attachEvent) window.attachEvent("onload",func);   
  }

enregistredata(setStyle);

function emoticon(text,nom_form,nom_textarea)
{
	var txtarea = document.forms[nom_form].elements[nom_textarea];
	text = ' ' + text + ' ';
	if (txtarea.createTextRange && txtarea.caretPos) {
		var caretPos = txtarea.caretPos;
		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
		txtarea.focus();
	} else {
		txtarea.value  += text;
		txtarea.focus();
	}
}

// Startup variables
var imageTag = false;
var theSelection = false;
// Check for Browser & Platform for PC & IE specific bits
// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var clientVer = parseInt(navigator.appVersion); // Get browser version
var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
                && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
                && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));
var is_moz = 0;
var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
var is_mac = (clientPC.indexOf("mac")!=-1);
bbcode = new Array();
bbcode['resume'] = new Array();
bbcode['abstract'] = new Array();
bbcode['enseignement'] = new Array();
bbcode['minicv'] = new Array();
bbtags = new Array(':[b]:',':[/b]:',':[i]:',':[/i]:',':[u]:',':[/u]:',':[url]:',':[/url]:');
imageTag = false;

// Replacement for arrayname.length property
function getarraysize(thearray) {
	for (i = 0; i < thearray.length; i++) {
		if ((thearray[i] == "undefined") || (thearray[i] == "") || (thearray[i] == null))
			return i;
		}
	return thearray.length;
}

// Replacement for arrayname.push(value) not implemented in IE until version 5.5
// Appends element to the array
function arraypush(thearray,value) {
	thearray[ getarraysize(thearray) ] = value;
}

// Replacement for arrayname.pop() not implemented in IE until version 5.5
// Removes and returns the last element of an array
function arraypop(thearray) {
	thearraysize = getarraysize(thearray);
	retval = thearray[thearraysize - 1];
	delete thearray[thearraysize - 1];
	return retval;
}

function bbstyle(bbnumber,nom_form,nom_textarea) {
	var txtarea = document.forms[nom_form].elements[nom_textarea];
	txtarea.focus();
	donotinsert = false;
	theSelection = false;
	bblast = 0;
	if (bbnumber == -1) { // Close all open tags & default button names
		while (bbcode[nom_textarea][0]) {
			butnumber = arraypop(bbcode[nom_textarea]) - 1;
			txtarea.value += bbtags[butnumber + 1];
			el=nom_textarea+'_code' + butnumber;
			buttext = eval('document.forms[nom_form].elements[el].value');
			eval('document.forms[nom_form].elements[el].value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
		}
		imageTag = false; // All tags are closed including image tags :D
		txtarea.focus();
		return;
	}
	if ((clientVer >= 4) && is_ie && is_win)
	{
		theSelection = document.selection.createRange().text; // Get text selection
		if (theSelection) {
			// Add tags around selection
			document.selection.createRange().text = bbtags[bbnumber] + theSelection + bbtags[bbnumber+1];
			txtarea.focus();
			theSelection = '';
			return;
		}
	}
	else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0))
	{
		mozWrap(txtarea, bbtags[bbnumber], bbtags[bbnumber+1]);
		return;
	}
	// Find last occurance of an open tag the same as the one just clicked
	for (i = 0; i < bbcode[nom_textarea].length; i++) {
		if (bbcode[nom_textarea][i] == bbnumber+1) {
			bblast = i;
			donotinsert = true;
		}
	}
	if (donotinsert) {		// Close all open tags up to the one just clicked & default button names
		while (bbcode[nom_textarea][bblast]) {
				butnumber = arraypop(bbcode[nom_textarea]) - 1;
				txtarea.value += bbtags[butnumber + 1];
				el=nom_textarea+'_code' + butnumber;
				buttext = eval('document.forms[nom_form].elements[el].value');
				eval('document.forms[nom_form].elements[el].value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
				imageTag = false;
			}
			txtarea.focus();
			return;
	}
	else { // Open tags
		txtarea.value += bbtags[bbnumber];
		arraypush(bbcode[nom_textarea],bbnumber+1);
		el=nom_textarea+'_code' + bbnumber;
		eval('document.forms[nom_form].elements[el].value += "*"');
		txtarea.focus();
		return;
	}
	storeCaret(txtarea);
}

// From http://www.massless.org/mozedit/
function mozWrap(txtarea, open, close)
{
	var selLength = txtarea.textLength;
	var selStart = txtarea.selectionStart;
	var selEnd = txtarea.selectionEnd;
	if (selEnd == 1 || selEnd == 2)
		selEnd = selLength;

	var s1 = (txtarea.value).substring(0,selStart);
	var s2 = (txtarea.value).substring(selStart, selEnd)
	var s3 = (txtarea.value).substring(selEnd, selLength);
	txtarea.value = s1 + open + s2 + close + s3;
	return;
}

// Insert at Claret position. Code from
// http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130
function storeCaret(textEl) {
	if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();
}

function change_url (sel,url) 
{
	window.open(url+sel.options[sel.selectedIndex].value, "_top");
	sel.selectedIndex = 0;
}